... This lesson plan supplements: "The Sundial," section #2a: on disk Sundial.htm , on the web . ... The "Sundial Bridge" across the Sacramento River in Redding, California. Start asking the class--does anyone have a sundial in the garden, or seen one in a public place? ... At a suitable time (as part of the lesson, or afterwards) have the students construct paper sundials. ... In the Sundial Bridge, the cables run to only one side, and the tilt of the tower helps counteract the uneven strain. ...